<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script>
        function Person(name,age,gender,car) {
			this.name = name;
			this.age = age;
			this.gender = gender;
			this.car = car;
		}
		var x = {
			brand: "byd"
		};
		var p = new Person("张学友","18","male",x);
		
		var p1 = new p.constructor("张学友1","19","male",x);//相当于直接使用new Person()
		console.log(p1);
		
		// 原型对象在创建出来的时候,会默认的有一个constructor属性
		// 指向对应的构造函数
		// var o = Person.prototype;
		// Person.protype.constructor
    </script>
</head>
<body>

</body>
</html>